Racing preview for this week includes regional action as well as what will be on TV and the Internet. Two regional tracks are in action this week with programs that should be full of hard racing.   Fernley 95A Speedway begins their show Saturday at 6 p.m. and this week, during intermission, there will be Compact Car Hockey as well drawings to give some lucky kids in the crowd bicycles.   Then on Sunday, down in Quincy, California, the annual Fair Races will start at 7 p.m. as American Valley Speedway hosts a show featuring IMCA Modifieds, Hobby and Mini